diff --git a/pkgs/servers/nosql/eventstore/default.nix b/pkgs/servers/nosql/eventstore/default.nix
index 3ec00dfa16e..f97a3a5c184 100644
--- a/pkgs/servers/nosql/eventstore/default.nix
+++ b/pkgs/servers/nosql/eventstore/default.nix
@@ -5,12 +5,12 @@
 
 stdenv.mkDerivation rec {
   name = "EventStore-${version}";
-  version = "4.1.0";
+  version = "4.1.1";
   src = fetchFromGitHub {
     owner  = "EventStore";
     repo   = "EventStore";
     rev    = "oss-v${version}";
-    sha256 = "0mvjz327kfg157fwvy8xkkf5h0g3v373pfwr70cslsy96n45jp10";
+    sha256 = "1069ncb9ps1wi71yw1fzkfd9rfsavccw8xj3a3miwd9x72w8636f";
   };
 
   buildPhase = ''